Awesome Cyber Monday

Enchant creature Enchanted creature doesn't untap during its controller's untap step. Enchanted creature has "{1}, Discard a card: Untap this cre...

Counter target spell. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Search target player's library for a card and exile it. Then that player shuffles.

Escape Artist can't be blocked. {U}, Discard a card: Return Escape Artist to its owner's hand.

Dreamwinder can't attack unless defending player controls an Island. {U}, Sacrifice an Island: Target land becomes an Island until end of turn.

Change the target of target spell with a single target unless that spell's controller pays {2}.

Return target permanent to its owner's hand. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Tap all creatures without flying.

Flying (This creature can't be blocked except by creatures with flying or reach.) {W}: Aven Flock gets +0/+1 until end of turn.

Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange c...

Draw three cards.

Flying Cognivore's power and toughness are each equal to the number of instant cards in all graveyards.

Enchant land Enchanted land has "{T}, Discard a card: Gain control of target creature until end of turn."

Whenever a player casts a spell, counter that spell unless that player pays {X}, where X is the number of cards in all graveyards with the same nam...

Flying {2}{U}, Sacrifice a land: Draw a card.

{U}{U}: Tap target creature without flying.

{T}: Target player draws a card, then discards a card.

{T}: Target player draws a card, then discards a card.

{T}: Target player draws two cards, then discards two cards.

Draw two cards, then discard two cards.

Flying (This creature can't be blocked except by creatures with flying or reach.) When Aven Cloudchaser enters the battlefield, destroy target enc...

Target player reveals the top four cards of their library. You choose two of those cards and put them into that player's graveyard. Put the rest on...

At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.

Flying {1}{U}, Discard a card: Return Balshan Griffin to its owner's hand.